Package com.google.collide.client.document.linedimensions.LineDimensionsCalculatorTests

Examples of com.google.collide.client.document.linedimensions.LineDimensionsCalculatorTests.TestMeasurementProvider

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public class LineDimensionsUtilsTests extends TestCase {

  public void testInsertionSpaceBeforeTab() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 0, " ");
    assertTrue(LineDimensionsUtils.needsOffset(line));
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    assertTrue(LineDimensionsUtils.needsOffset(line));
  }

  public void testInsertionTabBeforeTab() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 0, "\t");
    assertFalse(LineDimensionsUtils.needsOffset(line));
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    assertFalse(LineDimensionsUtils.needsOffset(line));
  }

  public void testInsertionSpaceAfter() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 1, " ");
    assertFalse(LineDimensionsUtils.needsOffset(line));
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    assertFalse(LineDimensionsUtils.needsOffset(line));
  }

  public void testInsertionTabAfterTab() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 1, "\t");
    assertFalse(LineDimensionsUtils.needsOffset(line));
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    assertFalse(LineDimensionsUtils.needsOffset(line));
  }

  public void testInsertionSpaceAtTheEndOfLine() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 4, " ");
    assertFalse(LineDimensionsUtils.needsOffset(line));
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    assertFalse(LineDimensionsUtils.needsOffset(line));
  }

  public void testInsertionTabTheEndOfLine() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 4, "\t");
    assertTrue(LineDimensionsUtils.needsOffset(line));
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    assertTrue(LineDimensionsUtils.needsOffset(line));
  }

  public void testInsertionSimpleMultiline() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 1, "qwe\n\t");
    assertFalse(LineDimensionsUtils.needsOffset(line));
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    assertFalse(LineDimensionsUtils.needsOffset(line.getNextLine()));
  }

  public void testInsertionSpecialMultiline() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 1, "一二三\n\t");
    assertTrue(LineDimensionsUtils.needsOffset(line));
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    assertFalse(LineDimensionsUtils.needsOffset(line.getNextLine()));
  }

  public void testInsertionSimpleMultilineAtTheBeginningOfLine() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 0, "qwe\n\t");
    assertFalse(LineDimensionsUtils.needsOffset(line));
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    assertFalse(LineDimensionsUtils.needsOffset(line.getNextLine()));
  }

  public void testInsertionSpecialMultilineAtTheBeginningOfLine() {
    Document doc = Document.createFromString("\t123");
    LineDimensionsCalculator.createWithCustomProvider(new TestMeasurementProvider(0))
        .handleDocumentChange(doc);
    Line line = doc.getFirstLine();
    assertFalse(LineDimensionsUtils.needsOffset(line));
    doc.insertText(line, 0, 0, "一二三\n\t");
    assertTrue(LineDimensionsUtils.needsOffset(line));
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Related Classes of com.google.collide.client.document.linedimensions.LineDimensionsCalculatorTests.TestMeasurementProvider

  • com.google.collide.client.document.linedimensions.LineDimensionsUtilsTests
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